What is the primary function of a geotextile in pavement design?

Practice Questions

Q1
What is the primary function of a geotextile in pavement design?
  1. To provide structural support
  2. To enhance drainage and prevent soil erosion
  3. To improve the aesthetic quality of the pavement
  4. To reduce the weight of the pavement structure

Questions & Step-by-Step Solutions

What is the primary function of a geotextile in pavement design?
  • Step 1: Understand what a geotextile is. It is a fabric used in construction.
  • Step 2: Know that geotextiles are placed between soil layers in pavement design.
  • Step 3: Learn that the first primary function is to enhance drainage, allowing water to flow through easily.
  • Step 4: Recognize that the second function is to prevent soil erosion, keeping the soil in place.
  • Step 5: Understand that the third function is to separate different soil layers, which helps maintain the stability of the pavement.
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